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Data as of Nov 13, 2026

63.128.0.0/16

No anonymizer space · no proxy exits in 30 days

CenturyLink Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS3561
Type
Internet provider
85% of it

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeHolderRPKI
63.128.0.0/18
since Jan 2021
AS3561Internet providerCenturyLink Communications, LLC
63.128.0.0/22
since May 2023
AS203UnknownCenturyLink Communications, LLC
via Blackbaud, Inc.
63.128.1.0/24
since Aug 2023
AS203UnknownCenturyLink Communications, LLC
via Blackbaud, Inc.
63.128.7.0/24
since May 2023
AS203UnknownCenturyLink Communications, LLC
via Blackbaud, Inc.
63.128.8.0/22
since May 2023
AS203UnknownCenturyLink Communications, LLC
via Blackbaud, Inc.
63.128.12.0/24
since May 2023
AS203UnknownCenturyLink Communications, LLC
via Blackbaud, Inc.
63.128.14.0/24
since May 2023
AS203Internet providerCenturyLink Communications, LLC
63.128.20.0/24
since May 2023
AS203UnknownCenturyLink Communications, LLC
via Blackbaud, Inc.
63.128.21.0/24
since Jul 2017
AS30031BusinessCenturyLink Communications, LLC
63.128.24.0/24
since May 2023
AS203UnknownCenturyLink Communications, LLC
via Blackbaud, Inc.
63.128.34.0/23
since Aug 2016
AS46263BusinessCenturyLink Communications, LLC
63.128.64.0/18
since Aug 2020
AS3561Internet providerCenturyLink Communications, LLC
63.128.85.0/24
since Nov 2019
AS3561Internet providerCenturyLink Communications, LLC
63.128.88.0/24
since Nov 2019
AS3561Internet providerCenturyLink Communications, LLC
63.128.102.0/23
since Apr 2026
AS26584BusinessCenturyLink Communications, LLC
63.128.102.0/24
since Oct 2025
AS26584BusinessCenturyLink Communications, LLC
63.128.103.0/24
since Oct 2025
AS26584BusinessCenturyLink Communications, LLC
63.128.128.0/18
since Nov 2018
AS3561Internet providerCenturyLink Communications, LLC
63.128.130.0/24
since Feb 2011
AS22013BusinessCenturyLink Communications, LLC
via Guardian Analytics, Inc.
63.128.170.0/24
since Feb 2013
AS22013BusinessCenturyLink Communications, LLC
via Guardian Analytics

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
63.128.0.0/15131,072CENTURYLINK-LEGACY-SAVVIS-BLK236CenturyLink Communications, LLC (CCL-534) · USDirect AllocationNov 30, 1999abuse@aup.lumen.com
└ 63.128.158.192/2664SAVV-S617189-0unknown———
└ 63.128.160.16/298SAVV-S618002-0unknown———
└ 63.128.160.64/2664SAVV-S608423-0unknown———
└ 63.128.160.240/2816SAVV-S618128-0unknown———
└ 63.128.161.0/24256SAVV-S612098-0unknown———
└ 63.128.162.40/298SAVV-S608714-0unknown———
└ 63.128.162.64/2732SAVV-S610666-0unknown———
└ 63.128.163.0/2732SAVV-S612168-0unknown———
└ 63.128.163.32/304SAVV-S612168-1unknown———
└ 63.128.163.36/304SAVV-S612168-2unknown———
└ 63.128.168.0/24256SAVV-S612292-0unknown———
└ 63.128.169.0/2732SAVV-S612607-0unknown———
└ 63.128.169.32/298SAVV-S612607-0unknown———
└ 63.128.169.40/298SAVV-S612607-0unknown———
└ 63.128.169.56/298SAVV-S613018-0unknown———
└ 63.128.169.64/2816SAVV-S613018-0unknown———
└ 63.128.169.80/2816SAVV-S608896-0unknown———
└ 63.128.169.96/298SAVV-S608896-0unknown———
└ 63.128.169.104/298SAVV-S608896-0unknown———
└ 63.128.169.112/2816SAVV-S608896-0unknown———
└ 63.128.169.128/298SAVV-S608896-0unknown———
└ 63.128.169.160/2816SAVV-S612579-0unknown———
└ 63.128.169.176/2816SAVV-S609051-0unknown———
└ 63.128.169.192/298SAVV-S609051-0unknown———
└ 63.128.169.200/298SAVV-S602716-0unknown———
└ 63.128.169.208/2816SAVV-S609051-0unknown———
└ 63.128.170.0/24256SAVV-S605602-3Guardian Analytics (GA-63) · USReallocatedDec 19, 2012—
└ 63.128.171.0/25128SAVV-S617189-0unknown———
└ 63.128.176.0/2664SAVV-S232020-0unknown———
└ 63.128.176.64/2732SAVV-S610672-0unknown———
└ 63.128.176.104/298SAVV-S608714-0unknown———
└ 63.128.176.160/2732SAVV-S617054-0unknown———
└ 63.128.177.0/24256SAVV-S602716-0unknown———
└ 63.128.178.0/24256SAVV-S617054-0unknown———
← Previous201–234 of 234 · page 2 of 2Next →

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses
TypeAddressesShareRanges
Internet provider56,01685%102
Business5,9369.1%201
Unknown3,0724.7%8
Hosting5120.78%1

Network & registry

AnnouncementRouting historyWhois & abuse
Origin network

AS3561

US
Name
CenturyLink Communications, LLC
Type
Internet provider
Registered
Oct 7, 1998
Domain
lumen.com
Website
www.lumen.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed